40810253 has 8 divisors (see below), whose sum is σ = 44567040. Its totient is φ = 37061280.

The previous prime is 40810249. The next prime is 40810277. The reversal of 40810253 is 35201804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40810253 - 2² = 40810249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40810243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17108 + ... + 19346.

It is an arithmetic number, because the mean of its divisors is an integer number (5570880).

Almost surely, 2^40810253 is an apocalyptic number.

It is an amenable number.

40810253 is a deficient number, since it is larger than the sum of its proper divisors (3756787).

40810253 is a wasteful number, since it uses less digits than its factorization.

40810253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3907.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 40810253 is about 6388.2903033597. The cubic root of 40810253 is about 344.2889591406.

The spelling of 40810253 in words is "forty million, eight hundred ten thousand, two hundred fifty-three".